Home / 1,472,686.66-2,032,319.73-828,101.22

Finding the Fourth Proportional to 1,472,686.66, 2,032,319.73 and 828,101.22

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Solution

The fourth proportional to 1,472,686.66, 2,032,319.73 and 828,101.22 is: 1,142,786.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,686.66 : 2,032,319.73 = 828,101.22 : x
  2. Step 2: Convert to fraction form
    1,472,686.66/2,032,319.73 = 828,101.22/x
  3. Step 3: Cross multiply
    1,472,686.66x = 2,032,319.73 × 828,101.22
  4. Step 4: Simplify right side
    1,472,686.66x = 1,682,966,447,843.07
  5. Step 5: Solve for x
    x = 1,682,966,447,843.07/1,472,686.66
  6. Step 6: Final answer
    x = 1,142,786.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.